Footwear outsole



FIG. 1 is a perspective view of a footwear outsole showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken lines also define the boundary of the design; the area within, forming no part of the claim. 

The ornamental design for a footwear outsole, as shown and described. 